Transmissions and Drivetrain Need help with your trans? Problems with your axle?

TCC lockup low but not high?

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Old 03-29-2024, 05:18 PM
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Car: 85 t/a
Engine: 5.0 tpi
Transmission: 700r4
TCC lockup low but not high?

'86 firebird, 2.8L, .. I've noticed recently my torque converter is not locking up at highway speeds (65mph or so), but it does lock up around 40mph with rpm between 1000-2000. Does anyone have any idea why this might be?
Old 04-12-2024, 05:11 PM
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Join Date: Jun 2022
Location: Mass
Posts: 73
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Car: 85 t/a
Engine: 5.0 tpi
Transmission: 700r4
Re: TCC lockup low but not high?

Fixed it.. the TV cable was too loose.
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DynoDave43 (04-14-2024)
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